Home / 5,203.44-7,170.12-3,708.18

Finding the Fourth Proportional to 5,203.44, 7,170.12 and 3,708.18

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Solution

The fourth proportional to 5,203.44, 7,170.12 and 3,708.18 is: 5,109.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.44 : 7,170.12 = 3,708.18 : x
  2. Step 2: Convert to fraction form
    5,203.44/7,170.12 = 3,708.18/x
  3. Step 3: Cross multiply
    5,203.44x = 7,170.12 × 3,708.18
  4. Step 4: Simplify right side
    5,203.44x = 26,588,095.58
  5. Step 5: Solve for x
    x = 26,588,095.58/5,203.44
  6. Step 6: Final answer
    x = 5,109.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.